the president nominating his current chief of staff, jack lew, to replace tim geithner. before jack lew joined the white house administration he served as the chief operating officer of citigroup's global wealth management and served as president bill clinton's budget director and crafted a bipartisan agreement that sparked budget surpluses. the president said the loss of jack lew as his chief of staff will be the country's gain. >> i trust his friendship, very few people with greater integrity than the man to my left. so i don't want to see him go because it's working out well for me to have him here in the white house. >> shepard: but he already had some strong opposition. especially from the top republican lawmaker, jack session, who said, jack lew must never be secretary of the treasury. we have the author of the book, how winners -- jeff sessions can say that. >> this is all about -- >> how can he say thing. >> this is posturing for the big battle everybody knows is coming. the first thing lew will do, the debt ceiling standoff, budget cuts, the same battle we have